INET6_ATON
INET6_ATON
inet6_aton
description
Syntax
VARCHAR INET6_ATON(VARCHAR ipv6_string)
IPv6NumToString 的反向函数，它接受一个 IP 地址字符串并返回二进制格式的 IPv6 地址。 如果输入字符串包含有效的 IPv4 地址，则返回其等效的 IPv6 地址。
notice
该函数为ipv6_string_to_num_or_null的别称。如果输入字符串不是有效的 IPv4 地址或者NULL，将返回NULL，和MySQL一样
example
mysql> select hex(inet6_aton('1111::ffff'));
+-----------------------------------------------+
| hex(ipv6_string_to_num_or_null('1111::ffff')) |
+-----------------------------------------------+
| 1111000000000000000000000000FFFF |
+-----------------------------------------------+
1 row in set (0.02 sec)
mysql> select hex(inet6_aton('192.168.0.1'));
+------------------------------------------------+
| hex(ipv6_string_to_num_or_null('192.168.0.1')) |
+------------------------------------------------+
| 00000000000000000000FFFFC0A80001 |
+------------------------------------------------+
1 row in set (0.02 sec)
mysql> select hex(inet6_aton('notaaddress'));
+--------------------------------------------------+
| hex(ipv6_string_to_num_or_null('notaaddress')) |
+--------------------------------------------------+
| NULL |
+--------------------------------------------------+
1 row in set (0.02 sec)
keywords
INET6_ATON, IP
